The Rattlesnake-Tlantain 



into the more open flower, we observe a dark-col- 

 ored speck, which, by analysis, proves to be the lid 

 of the anther. This portion is further shown en- 

 larged in Fig. 4, A. If we gently lift it with a 

 pin, we disclose the pollen masses in the cavity B 



Fig. 5. 



thus opened (C, profile section), the two pairs united 

 to a common viscid gland at the base, this gland 

 again secreted behind a veil of moist membrane, as 

 also shown at B. This membrane is, moreover, very 

 sensitive to the touch. Below the flattened tip of 



147 



